Ubuntu 15.10 / 16.04 LTS : dnsmasq vulnerability (USN-3009-1)
Medium Nessus Plugin ID 91725
SynopsisThe remote Ubuntu host is missing one or more security-related patches.
DescriptionEdwin Torok discovered that Dnsmasq incorrectly handled certain CNAME responses. A remote attacker could use this issue to cause Dnsmasq to crash, resulting in a denial of service.
Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
SolutionUpdate the affected dnsmasq, dnsmasq-base and / or dnsmasq-utils packages.